Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,865 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Ömer Şahin
Nanomaterials
Boron technologies
hydrogen production
catalyst
activated carbon
Metrics
H-Index
i10 Index
Citation
45
156
6,265
* Rankings
Ranking Based On Selection :2
Orhan Baytar
activated carbon
adsorption
photocatalytic
green synthesis
nanoparticles
Metrics
H-Index
i10 Index
Citation
24
37
1,633
Rankings
Ranking Based On Selection: 1
Ömer Şahin
Metrics
H-Index
i10 Index
Citation Counts
45
156
6,265
Nanomaterials
Boron technologies
hydrogen production
catalyst
activated carbon
Rankings
Ranking Based On Selection: 2
Orhan Baytar
Metrics
H-Index
i10 Index
Citation Counts
24
37
1,633
activated carbon
adsorption
photocatalytic
green synthesis
nanoparticles
Rankings
Ranking Based On Selection: 3
Saba Samatya
Metrics
H-Index
i10 Index
Citation Counts
14
14
1,524